From 9060e699e4ee40f76ed36f128f7c1a9745a8785b Mon Sep 17 00:00:00 2001
From: Ayke van Laethem <aykevanlaethem@gmail.com>
Date: Mon, 16 Apr 2018 01:55:44 +0200
Subject: [PATCH] Add heap allocation (without escape analysis!)

---
 tgo.go | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/tgo.go b/tgo.go
index f8f91959..404e61a8 100644
--- a/tgo.go
+++ b/tgo.go
@@ -457,14 +457,16 @@ func (c *Compiler) parseExpr(frame *Frame, expr ssa.Value) (llvm.Value, error) {
 
 	switch expr := expr.(type) {
 	case *ssa.Alloc:
-		if expr.Heap {
-			return llvm.Value{}, errors.New("todo: heap alloc")
-		}
 		typ, err := c.getLLVMType(expr.Type().Underlying().(*types.Pointer).Elem())
 		if err != nil {
 			return llvm.Value{}, err
 		}
-		return c.builder.CreateAlloca(typ, expr.Comment), nil
+		if expr.Heap {
+			// TODO: escape analysis
+			return c.builder.CreateMalloc(typ, expr.Comment), nil
+		} else {
+			return c.builder.CreateAlloca(typ, expr.Comment), nil
+		}
 	case *ssa.Const:
 		return c.parseConst(expr)
 	case *ssa.BinOp: